Home / 75,040.52-112,565.91-25,118.60

Finding the Fourth Proportional to 75,040.52, 112,565.91 and 25,118.60

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Solution

The fourth proportional to 75,040.52, 112,565.91 and 25,118.60 is: 37,679.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,040.52 : 112,565.91 = 25,118.60 : x
  2. Step 2: Convert to fraction form
    75,040.52/112,565.91 = 25,118.60/x
  3. Step 3: Cross multiply
    75,040.52x = 112,565.91 × 25,118.60
  4. Step 4: Simplify right side
    75,040.52x = 2,827,498,066.93
  5. Step 5: Solve for x
    x = 2,827,498,066.93/75,040.52
  6. Step 6: Final answer
    x = 37,679.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.